/Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionRayTracingQualitySwitch.h
class UMaterialExpressionRayTracingQualitySwitch : public [UMaterialExpression](API\Runtime\Engine\Materials\UMaterialExpression)
FExpressionInpu...
Normal
Used for standard rasterization
FExpressionInpu...
RayTraced
Used for simplified ray trace eval